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Product Series of Automation-Related Precision Ball Screws and Linear Rails – High-Precision Ball Screws
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Transfer Equipment (VFA/RMA Type)/Ball Screw

VFA1520C7S-700

V系列

NSK Distributor Taiwan
  • Lead20 mm

Product Features

  • NSK V-series rolled ball screw (rectangular flanged nut, finished shaft ends) VFA1520C7S-700, shaft dia. 15 mm, lead 20 mm, overall length 700 mm
  • Accuracy grade Ct7 (rolled), axial play 0.020 mm or less
  • Basic load ratings: dynamic Ca 5.08 kN / static C0a 7.46 kN
  • Economical rolled process, suited to transfer mechanisms
  • Custom shaft-end machining available

Quantity

Product Description

VFA1520C7S-700 is an NSK V-series rolled ball screw (rectangular flanged nut, finished shaft ends): 15 mm shaft diameter, 20 mm lead, 700 mm overall length, accuracy grade Ct7 (JIS rolled), axial play 0.020 mm or less, with basic load ratings of Ca 5.08 kN (dynamic) and C0a 7.46 kN (static). The rolled process is economical and well suited to transfer and open/close mechanisms.

Not sure about accuracy grades? See our guide: How to choose ball screw accuracy grades (C0–C10) (in Chinese).

Other lengths with the same specification

The VFA type with 15 mm shaft dia. × 20 mm lead is also available in these lengths: VFA1520C7S-500, VFA1520C7S-1000.

Customization

Shaft-end machining to your drawings is available. Add the part number (or your drawing) to the inquiry cart — Nahshon works directly with NSK to confirm specs, quotation and delivery.

Product Specifications
SpecificationUnitVFA1520C7S-700
Series-V-series rolled ball screw (rectangular flanged nut, finished shaft ends)
Shaft diametermm15
Leadmm20
Overall lengthmm700
Accuracy grade-Ct7 (rolled)
Axial playmm0.020 or less (S)
Basic dynamic load rating CakN5.08
Basic static load rating C0akN7.46
Shaft ends-Finished (standard shaft-end form)
FAQ
How do I choose between precision grades C3, C5 and C7?
For measurement and machining equipment that need high positioning accuracy, choose the ground-finish C3/C5 grades; for general material handling and automation mechanisms, the rolled-finish C7 grade is sufficient and offers a cost and lead-time advantage.
Can the shaft ends be custom-machined?
Yes. Nahshon offers custom shaft-end machining for NSK ball screws, completing shaft-end turning and heat treatment to your drawings, saving you the in-house machining step.
How do I confirm pricing and lead time for VFA1520C7S-700?
Nahshon is the NSK distributor in Taiwan. Add VFA1520C7S-700 to your inquiry list along with your stroke, load and operating conditions, and we'll confirm the specification, quote and lead time.
Series Models

Transfer Equipment (VFA/RMA Type)・V-series rolled ball screw (rectangular flanged nut, finished shaft ends)

View All Transfer Equipment (VFA/RMA Type) Models →
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